Grand Theft Auto: Chinatown Wars is now available in North America for Sony's PSP® (PlayStation®Portable) system. Developed by the award-winning studio Rockstar Leeds in conjunction with Rockstar North, Grand Theft Auto: Chinatown Wars is the highest-rated, critically acclaimed portable title of this generation, and is now at retail stores on UMD® and available digitally from the PlayStation Network. The game will also be released in Europe for both formats on October 23, 2009.